Drawing Requirements

Plan size shall be 18 inches by 24 inches minimum and 24 inches by 36 inches maximum. Plot plans must be included in plans for any work, which alters the exterior of an existing structure, or any new buildings. Plot plans must show all property lines and lot dimensions. Front, rear and side setback distances to buildings shall be noted along with the building's exterior dimensions. Show all covered patios, porches and roof overhangs. Indicate all public and private easements and underground utility lines. Show proposed and existing gas and electric meter locations. Plot plans should be drawn to a scale of 1/8 inch = 1 foot - 0 inches or 1 inch = 10 feet - 0 inches.

Foundation Plans
Foundation plans, which include a typical footing section, must be drawn for all new construction or first floor additions. Indicate the location and size of under-floor access (except for slab-on-grade type construction).

Floor Plans
Floor plans must show all walls, plumbing fixtures, door, windows, skylights, major appliances, kitchen counters, furnace and water heater locations. Door and window sizes must be indicated and room dimensions must be shown. Ceiling heights can be noted in the plans or in detail sections. Electrical receptacles, switches, fans, smoke detectors and light fixtures may be shown on the floor plan if sufficient clarity is maintained, or may be shown on a separate electrical plan. Attic access location and size, stairway width, landing size and the rise and run of stairs must be noted. Fireplace location and hearth sizes must be noted.

Floor plans, wall elevations, foundation and framing plans must be drawn to a minimum scale of 1/4 inch = 1 foot 0 inches.

Framing Plans
Framing plans must indicate the sizes of floor joists and girders, ceiling joists and roof rafters or beams, lumber grade, direction and spacing. If you are using main beams, trusses or any unconventional framing, structural calculations and details must be submitted. These calculations and details must be stamped and signed by a licensed architect or engineer.

Four exterior elevations are required which show windows, doors, skylights and architectural finish features, along with chimney extensions, under-floor and attic venting location and sizes. Height of buildings must be indicated and the daylight plane lines indicated to show compliance with zoning regulations.

Contact Us

  1. Building Division

    Building Inspections
    Phone: 707-822-5956
    Contact the Division

    Arcata City Hall
    736 F Street
    Arcata, CA 95521

    Phone: 707-822-5956


    (Excluding Holidays)
    Monday - Friday
    9 a.m. - 5 p.m.

    Staff Directory